The famous Rappaport experiment on cytokinesis in a torus-shaped sand dollar egg (right column) generated by pressing a glass bead (grey) into the cell. Division of this torus is compared with a control egg (left column). From Rappaport (1961), J Exp Zool 148:81â89. Above, the sand dollar Echinarachnius parma.
Molecular Reproduction & Development – Wiley
Published: Apr 1, 2011
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